package com.example.demo123;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class Demo123Application {
private static final Logger log = LoggerFactory.getLogger(Demo123Application.class);
    public static void main(String[] args) {
        SpringApplication.run(Demo123Application.class, args);
        log.error("**********spring boot**************");
    }

}
